FIXED: issue 535 resolved. Typo

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/trunk@4642 950b781c-c544-efab-2f99-90083ee69683
BUGFIX

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/trunk@4644 950b781c-c544-efab-2f99-90083ee69683
BUGFIX

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/trunk@4647 950b781c-c544-efab-2f99-90083ee69683